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Cheap flights from Ottawa to Las Vegas from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Las Vegas departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ottawa to Las Vegas

Cheap round-trip flights

WestJet Logo
5:55 am - 5:34 pmYOW-LAS
14h 39m2 stops
WestJet Logo
12:35 pm - 12:22 amLAS-YOW
8h 47m1 stop
$231WestJet
Find Deal
lun., sep. 22 - vie., sep. 26
WestJet Logo
5:55 am - 11:39 amYOW-LAS
8h 44m1 stop
WestJet Logo
12:35 pm - 12:22 amLAS-YOW
8h 47m1 stop
$232WestJet
Find Deal
lun., sep. 22 - vie., sep. 26
WestJet Logo
5:55 am - 11:39 amYOW-LAS
8h 44m1 stop
WestJet Logo
12:35 pm - 12:22 amLAS-YOW
8h 47m1 stop
$234WestJet
Find Deal
lun., sep. 8 - vie., sep. 12
WestJet Logo
5:55 am - 5:34 pmYOW-LAS
14h 39m2 stops
WestJet Logo
8:00 am - 12:22 amLAS-YOW
13h 22m2 stops
$235WestJet
Find Deal
vie., oct. 17 - vie., oct. 24
WestJet Logo
5:55 am - 5:34 pmYOW-LAS
14h 39m2 stops
WestJet Logo
8:00 am - 12:22 amLAS-YOW
13h 22m2 stops
$236WestJet
Find Deal
mar., sep. 9 - vie., sep. 12
WestJet Logo
5:55 am - 5:34 pmYOW-LAS
14h 39m2 stops
WestJet Logo
8:00 am - 12:22 amLAS-YOW
13h 22m2 stops
$237WestJet
Find Deal
mar., sep. 9 - vie., sep. 12
WestJet Logo
3:35 pm - 9:29 pmYOW-LAS
8h 54m1 stop
WestJet Logo
12:35 pm - 12:22 amLAS-YOW
8h 47m1 stop
$238WestJet
Find Deal
mar., sep. 9 - vie., sep. 12
WestJet Logo
7:50 am - 7:38 pmYOW-LAS
14h 48m2 stops
WestJet Logo
1:25 pm - 5:25 amLAS-YOW
13h 00m2 stops
$239WestJet
Find Deal
mié., jul. 30 - mié., ago. 13
Porter Airlines Logo
5:05 pm - 9:55 pmYOW-LAS
7h 50m1 stop
Porter Airlines Logo
10:55 pm - 10:21 amLAS-YOW
8h 26m1 stop
$256Porter Airlines
Find Deal
mar., jul. 29 - mié., ago. 13
Logo
5:05 pm - 9:55 pmYOW-LAS
7h 50m1 stop
Logo
6:20 pm - 6:45 amLAS-YOW
9h 25m1 stop
$280
Find Deal
lun., jul. 28 - mié., ago. 13

WestJet flights from Ottawa to Las Vegas

Our best WestJet deals on Ottawa to Las Vegas flight tickets
WestJet
Sep 22
YOW5:55 amOttawa
14h 39m
2 stops
LAS5:34 pmLas Vegas Harry Reid Intl
Sep 26
LAS12:35 pmLas Vegas Harry Reid Intl
8h 47m
1 stop
YOW12:22 amOttawa
$231
Find similar
WestJet
Sep 22
YOW5:55 amOttawa
8h 44m
1 stop
LAS11:39 amLas Vegas Harry Reid Intl
Sep 26
LAS12:35 pmLas Vegas Harry Reid Intl
8h 47m
1 stop
YOW12:22 amOttawa
$232
Find similar
WestJet
Sep 8
YOW5:55 amOttawa
8h 44m
1 stop
LAS11:39 amLas Vegas Harry Reid Intl
Sep 12
LAS12:35 pmLas Vegas Harry Reid Intl
8h 47m
1 stop
YOW12:22 amOttawa
$234
Find similar

Porter Airlines flights from Ottawa to Las Vegas

Our best Porter Airlines deals on Ottawa to Las Vegas flight tickets
Porter Airlines
Jul 29
YOW5:05 pmOttawa
7h 50m
1 stop
LAS9:55 pmLas Vegas Harry Reid Intl
Aug 13
LAS10:55 pmLas Vegas Harry Reid Intl
8h 26m
1 stop
YOW10:21 amOttawa
$256
Find similar
Porter Airlines
Jul 15
YOW5:05 pmOttawa
7h 50m
1 stop
LAS9:55 pmLas Vegas Harry Reid Intl
Jul 22
LAS9:55 amLas Vegas Harry Reid Intl
8h 16m
1 stop
YOW9:11 pmOttawa
$261
Find similar
Porter Airlines
Jul 20
YOW5:05 pmOttawa
7h 50m
1 stop
LAS9:55 pmLas Vegas Harry Reid Intl
Jul 25
LAS9:55 amLas Vegas Harry Reid Intl
11h 26m
1 stop
YOW12:21 amOttawa
$291
Find similar

See travel insights to Las Vegas from

How to get the cheapest flight ticket from Ottawa to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of January is, on average, the cheapest month to fly to Las Vegas from Ottawa, with most prices found around $262. The month of May is another great option to travel to Las Vegas, with average flight prices from Ottawa averaging around $279.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Monday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $272. Flights from Ottawa to Las Vegas on a Thursday will generally be more expensive and average around $493. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as $259. Flights to Las Vegas are more costly at noon, with an average ticket price of $400. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ottawa to Las Vegas Harry Reid Intl flight route?

Fly from Ottawa to Las Vegas Harry Reid Intl for the best Ottawa - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $332 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Ottawa for as low as $291 on momondo.

What cabin class options are available on Ottawa to Las Vegas Harry Reid Intl flights?

There are 1 cabin classes available to choose from on Ottawa to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ottawa to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Ottawa to Las Vegas.

How have Ottawa to Las Vegas flight prices changed over time?

As of July 2025, prices for Ottawa to Las Vegas flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Ottawa to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Las Vegas (YOW to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Las Vegas

Best Price Found

$141

Fastest flight time

7h 50m

Direct flights

None

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Ottawa in the past 72 hours is $141. The best round-trip flight deal from Ottawa to Las Vegas found on momondo in the last 72 hours is $231.
The fastest flight from Ottawa to Las Vegas takes 7h 50m
There are no direct flights from Ottawa to Las Vegas. Popular non-direct route for this connection is Ottawa Airport - Las Vegas Harry Reid Intl Airport.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)
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  • How far is Ottawa to Las Vegas Harry Reid Intl by plane?

    There are 2134.1 mi between Ottawa and Las Vegas Harry Reid Intl. In terms of flight time, this usually takes a little over 7h 50m.

  • When did momondo last update prices for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport are updated daily.

  • How many operators does momondo search for flights from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Ottawa Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ottawa to Las Vegas?

  • What is the most popular airline from Ottawa to Las Vegas?

Best airlines flying from Ottawa to Las Vegas

Compare and see reviews for airlines that fly from Ottawa to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $195Free CancellationRating
8.0
303 reviews
Search Porter Airlines flights
WestJetPriceFrom $216Free CancellationRating
7.2
2,924 reviews
Search WestJet flights
Air CanadaPriceFrom $231Free CancellationRating
7.1
9,695 reviews
Search Air Canada flights
United AirlinesPriceFrom $244Free CancellationRating
7.4
8,846 reviews
Search United Airlines flights

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Las Vegas?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ottawa to Las Vegas for you.

Can I find flights from Ottawa to Las Vegas with flexible booking policies on momondo?

All flight searches from Ottawa to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ottawa to Las Vegas?

Once you have performed a search for Ottawa to Las Vegas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ottawa to Las Vegas right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from Ottawa and alert you when they change.

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